BACKSHEET FOR SOLAR BATTERY MODULES, AND SOLAR BATTERY MODULE

摘要

PROBLEM TO BE SOLVED: To provide a backsheet for solar battery modules at low cost, which makes possible to make lower the backside space temperature with respect to that in the past in a solar battery module of high design quality which appears to be transparent when seen from a light-receiving surface.SOLUTION: A backsheet for solar battery modules comprises: a laminate film arranged by alternately laminating at least two kinds of resin layers different from each other in refraction index in a thickness direction; the number of the at least two kinds of resin layers is 100 or more in total.